Resubmissions

15/01/2025, 16:28

250115-tys7vazkfr 7

15/01/2025, 14:59

250115-scqn6axmhm 7

Analysis

  • max time kernel
    117s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    15/01/2025, 16:28

General

  • Target

    PDF6UU0CVUO2W-YGVUIO.scr

  • Size

    624KB

  • MD5

    9d8bc1bd62ddd6ebe6f9e25a8c73bca3

  • SHA1

    0a34d97de35ea1c4252bb2bf148c1173666f7343

  • SHA256

    53744fdba0544f915f43eddad494ea07a405776df30864415d6b1445db042481

  • SHA512

    b19a0ce9ebc0c419ce53b5f646d90dc53744480bd40d1c84f7caf29f688deff25503cb20ca709828d10e088d60b43d1ed6687b10aef4d39ee3d2b7c20a64de8d

  • SSDEEP

    12288:ZYRxA4Y5lyA/BxSPCVZxTEQBae03JIpfsTC6RPBI6RgZOYNCVpveB/B19kR:uRwL9BaZJIpoC6R5I2SOY+pvc/ng

Malware Config

Signatures

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PDF6UU0CVUO2W-YGVUIO.scr
    C:\Users\Admin\AppData\Local\Temp\PDF6UU0CVUO2W-YGVUIO.scr sh $MOZILLA/ %SIGILL% "SIGTERM|DESTROY|SIGKILL"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Users\Admin\AppData\Local\Temp\PDF6UU0CVUO2W-YGVUIO.scr
      "C:\Users\Admin\AppData\Local\Temp\PDF6UU0CVUO2W-YGVUIO.scr"
      2⤵
        PID:2844
      • C:\Users\Admin\AppData\Local\Temp\PDF6UU0CVUO2W-YGVUIO.scr
        "C:\Users\Admin\AppData\Local\Temp\PDF6UU0CVUO2W-YGVUIO.scr"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2848

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/2296-0-0x000000007402E000-0x000000007402F000-memory.dmp

            Filesize

            4KB

          • memory/2296-1-0x00000000000A0000-0x000000000013E000-memory.dmp

            Filesize

            632KB

          • memory/2296-2-0x0000000074020000-0x000000007470E000-memory.dmp

            Filesize

            6.9MB

          • memory/2296-3-0x0000000000680000-0x000000000069A000-memory.dmp

            Filesize

            104KB

          • memory/2296-4-0x000000007402E000-0x000000007402F000-memory.dmp

            Filesize

            4KB

          • memory/2296-5-0x0000000074020000-0x000000007470E000-memory.dmp

            Filesize

            6.9MB

          • memory/2296-6-0x0000000002010000-0x0000000002070000-memory.dmp

            Filesize

            384KB

          • memory/2296-23-0x0000000074020000-0x000000007470E000-memory.dmp

            Filesize

            6.9MB

          • memory/2848-19-0x0000000000400000-0x000000000041C000-memory.dmp

            Filesize

            112KB

          • memory/2848-11-0x0000000000400000-0x000000000041C000-memory.dmp

            Filesize

            112KB

          • memory/2848-9-0x0000000000400000-0x000000000041C000-memory.dmp

            Filesize

            112KB

          • memory/2848-17-0x0000000000400000-0x000000000041C000-memory.dmp

            Filesize

            112KB

          • memory/2848-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/2848-13-0x0000000000400000-0x000000000041C000-memory.dmp

            Filesize

            112KB

          • memory/2848-21-0x0000000000400000-0x000000000041C000-memory.dmp

            Filesize

            112KB

          • memory/2848-22-0x0000000074020000-0x000000007470E000-memory.dmp

            Filesize

            6.9MB

          • memory/2848-24-0x0000000074020000-0x000000007470E000-memory.dmp

            Filesize

            6.9MB

          • memory/2848-7-0x0000000000400000-0x000000000041C000-memory.dmp

            Filesize

            112KB

          • memory/2848-25-0x0000000074020000-0x000000007470E000-memory.dmp

            Filesize

            6.9MB

          • memory/2848-26-0x0000000074020000-0x000000007470E000-memory.dmp

            Filesize

            6.9MB